Home / 27,369.52-37,770.17-15,433.16

Finding the Fourth Proportional to 27,369.52, 37,770.17 and 15,433.16

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Solution

The fourth proportional to 27,369.52, 37,770.17 and 15,433.16 is: 21,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,369.52 : 37,770.17 = 15,433.16 : x
  2. Step 2: Convert to fraction form
    27,369.52/37,770.17 = 15,433.16/x
  3. Step 3: Cross multiply
    27,369.52x = 37,770.17 × 15,433.16
  4. Step 4: Simplify right side
    27,369.52x = 582,912,810.82
  5. Step 5: Solve for x
    x = 582,912,810.82/27,369.52
  6. Step 6: Final answer
    x = 21,297.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.